Impinj Inc
PI- Exchange
- Nasdaq
- Industry
- Electronic Components, NEC
- SEC CIK
- 0001114995
In the last 90 days, Impinj Inc insiders filed 0 open-market purchases and 3 sales; 317 institutions reported holding it in 13F filings for Q2 2026, worth $4.69B in total; Soros Fund Management is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Impinj Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 3 filings
- 2 insiders, $2.05M in total
- Insiders trading
- 2
- Net value
- −$2.05M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Impinj Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Diorio Chris PH.D. | CHIEF EXECUTIVE OFFICER | 356,265 | Sep 24, 2026 | 14 |
| Baker Cary | CHIEF FINANCIAL OFFICER | 81,039 | Sep 24, 2026 | 9 |
| Washington Miron | Director | 4,354 | Sep 16, 2026 | 3 |
| Sylebra Capital LLC | Director | 775,943Indirect | Jun 10, 2026 | 19 |
| Sanghi Steve | Director | 13,274 | May 29, 2026 | 1 |
| Padval Umesh | Director | 6,654 | May 29, 2026 | 1 |
| Rao Meera | Director | 11,322 | May 29, 2026 | 1 |
| Gibson Daniel Patrick | Director | 23,010 | May 29, 2026 | 13 |
| Valdez Arthur L Jr | Director | – | May 29, 2026 | 2 |
| Phelan Cathal G | CHIEF INNOVATION OFFICER | 10,431 | May 21, 2025 | 0 |
| Mecklai Hussein | CHIEF OPERATING OFFICER | 75,882 | Apr 14, 2025 | 0 |
| Dossett Jeffrey | CHIEF REVENUE OFFICER | 71,886 | Feb 24, 2025 | 0 |
| Sylebra Capital Ltd | Director | 0Indirect | Sep 16, 2024 | 0 |
| Sessler Gregory | Director | 28,257 | Jun 12, 2023 | 0 |
| Van Oppen Peter H | Director | 24,266 | Jun 13, 2022 | 0 |
| Wise Theresa | Director | 14,850 | Jun 13, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 5, 2025 (view filing)8:24 PM ET | Nov 3 | 2 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −1.51K | $202.01 | −$305.6K | −0.1%1.83M after | |
| Nov 7, 2025 (view filing) | Nov 7 | Same day | Washington MironDirector | SSale | −342 | $158.94 | −$54.4K | −14.4%2.04K after | |
| Nov 10, 2025 (view filing)9:28 PM ET | Nov 6 | 4 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −23.2K | $171.95 | −$3.98M | −1.3%1.80M after | |
| Nov 12, 2025 (view filing)7:35 PM ET | Nov 7 | 5 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −6.25K | $162.16 | −$1.01M | −0.3%1.80M after | |
| Nov 13, 2025 (view filing)7:46 PM ET | Nov 11 | 2 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −30.0K | $155.63 | −$4.67M | −1.7%1.77M after | |
| Nov 14, 2025 (view filing)7:33 PM ET | Nov 12 | 2 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −3.77K | $156.30 | −$589.6K | −0.2%1.76M after | |
| Nov 24, 2025 (view filing)7:18 PM ET | Nov 20-21 | 4 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −11.1K | $155.99 | −$1.74M | −0.6%1.75M after | 2 lots |
| Nov 26, 2025 (view filing)8:32 PM ET | Nov 24-25 | 2 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −78.1K | $164.33 | −$12.8M | −4.5%1.68M after | 2 lots |
| Dec 1, 2025 (view filing)8:21 PM ET | Nov 26-28 | 5 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −56.9K | $172.12 | −$9.79M | −3.4%1.62M after | 2 lots |
| Dec 3, 2025 (view filing)8:28 PM ET | Dec 1-2 | 2 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −72.9K | $167.71 | −$12.2M | −4.5%1.55M after | 2 lots |
| Dec 5, 2025 (view filing)8:17 PM ET | Dec 3-5 | 2 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −45.8K | $167.25 | −$7.65M | −3.0%1.50M after | 3 lots |
| Dec 10, 2025 (view filing)8:28 PM ET | Dec 8-10 | 2 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −87.1K | $155.64 | −$13.6M | −5.8%1.41M after | 3 lots |
| Dec 15, 2025 (view filing)9:02 PM ET | Dec 11-15 | 4 days | Gibson Daniel Patrick and 1 otherDirector | SSale | −280.5K | $150.54 | −$42.2M | −19.9%1.13M after | 3 lots |
| May 11, 2026 (view filing) | May 7 | 4 days | Sylebra Capital LLCDirector | SSale | −36.2K | $152.73 | −$5.52M | −3.2%1.10M after | Amended |
| May 12, 2026 (view filing) | May 8-11 | 4 days | Sylebra Capital LLCDirector | SSale | −73.8K | $153.21 | −$11.3M | −6.7%1.02M after | Amended5 lots |
| Jun 2, 2026 (view filing) | May 29-Jun 1 | 4 days | Sylebra Capital LLCDirector | SSale | −55.7K | $149.94 | −$8.35M | −5.4%966.5K after | 2 lots |
| Jun 4, 2026 (view filing) | Jun 2-3 | 2 days | Sylebra Capital LLCDirector | SSale | −45.0K | $141.87 | −$6.39M | −4.7%921.5K after | 2 lots |
| Jun 8, 2026 (view filing) | Jun 4 | 4 days | Sylebra Capital LLCDirector | SSale | −33.4K | $136.84 | −$4.57M | −3.6%888.1K after | |
| Jun 9, 2026 (view filing) | Jun 5 | 4 days | Sylebra Capital LLCDirector | SSale | −47.5K | $124.06 | −$5.89M | −5.3%840.6K after | 2 lots |
| Jun 10, 2026 (view filing) | Jun 8-9 | 2 days | Sylebra Capital LLCDirector | SSale | −64.6K | $128.47 | −$8.30M | −7.7%775.9K after | Amended3 lots |
| Aug 12, 2026 (view filing)4:50 PM ET | Aug 10 | 2 days | Baker CaryCHIEF FINANCIAL OFFICER | SSale | −1.43K | $185.00 | −$264.4K | −1.6%88.2K after | 10b5-1 |
| Sep 16, 2026 (view filing)4:31 PM ET | Sep 15 | 1 day | Washington MironDirector | SSale | −800 | $173.26 | −$138.6K | −15.5%4.35K after | |
| Sep 21, 2026 (view filing)5:50 PM ET | Sep 21 | Same day | Baker CaryCHIEF FINANCIAL OFFICER | SSale | −8.89K | $185.00 | −$1.65M | −10.0%80.4K after | 10b5-1 |